THE RANDOMIZED BLINDED TRIAL (RBT)
THE PRESENT
THE FUTURE
Population
Sample
Randomize
Treatment
Control
(Placebo)
Disease
Disease
No
Disease
No
Disease
Steps:
1. Select a sample from the population
2. Measure baseline variables
3. Randomize
4. Apply intervention (one should be a blinded placebo,
if possible.
5. Follow up the cohorts
6. Measure outcome variables (blindly, if possible)
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